Explore static code analysis techniques for identifying complex PHP application vulnerabilities in this 40-minute conference talk from AppSecEU 2016 in Rome. Delve into challenges, approach overviews, and advanced concepts such as first-order and second-order security vulnerabilities. Learn about simulation, object-oriented analysis, security mechanisms, context-sensitive change analysis, persistent data store detection, and gadget chain detection. Gain insights into property-oriented programming, object injection, and methods for detecting gadget chains. Conclude with a comprehensive understanding of static code analysis for PHP applications and participate in a Q&A session.